<template>
<div class="icons">
  <swiper :options="swiperOption">
    <swiper-slide v-for="(page, index) of pages" :key="index">
  <div class="icon" v-for="item of page" :key="item.id">
    <div class="icon-image">
      <img class="icon-img-content" :src="item.imgUrl"/>
    </div>
	<p class="icon-desc">{{item.desc}}</p>
  </div>
  </swiper-slide>
  </swiper>
</div>
</template>

<script>
export default {
  name: 'HomeIcons',
	props: {
		list: Array
	},
	data () {
		return {
			swiperOption: {
				autoplay: false
			}
		}
	},
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
@import '~styles/varibles.styl'
@import '~styles/mixins.styl'
.icons >>> .swiper-container
  height: 0
  padding-bottom: 50%
.icons
  margin-top: .1rem
.icon
  position relative
  overflow: hidden
  width: 25%
  height 0
  float: left
  padding-bottom: 25%
.icon-image
  position: absolute
  top: 0
  left: 0
  right: 0
  bottom: .44rem
  box-sizing: border-box
  padding: .1rem
.icon-img-content
  height: 100%
  display: block
  margin: 0 auto
.icon-desc
  position: absolute
  left: 0
  right: 0
  bottom: 0
  height: .44rem
  line-height: .44rem
  color: $darkTextColor
  text-align center
  ellipsis()
</style>
